
.musicbutton{
        width: w(50px);
        height: w(50px);
        position: absolute;
        top: w(30px);
        right: w(30px);
        background: #E7C598;
        line-height: w(50px);
        border-radius: 50%;
        .iconfont{
            display: block;
            font-size: w(35px);
            color: #BF0C21;
            animation: music 4s infinite;
        }
        @keyframes music{
            from{
                transform: rotate(0);
            }
            to{
                transform: rotate(360deg);
            }
        }
         @-webkit-keyframes music{
            from{
                transform: rotate(0);
            }
            to{
                transform: rotate(360deg);
            }
        }
    }